Added comment clarifying how Image::getColor(..) out of 0..1 range texcoords are handled - now clamped to edge.
Added comment clarifying how Image::getColor(..) out of 0..1 range texcoords are handled - now clamped to edge.


git-svn-id: aa838dfc23441284dd616281de4245daec5d2135@14520 16af8721-9629-0410-8352-f15c8da7e697

scrawl/osg,marchelbling/osg,jtorresfabra/osg,jtorresfabra/osg,marchelbling/osg,openscenegraph/osg,scrawl/osg,artoolkit/osg,artoolkit/osg,tomasthoresen/osg,marchelbling/osg,tomasthoresen/osg,tomasthoresen/osg,jtorresfabra/osg,scrawl/osg,openscenegraph/osg,tomasthoresen/osg,marchelbling/osg,scrawl/osg,artoolkit/osg,openscenegraph/osg,artoolkit/osg,openscenegraph/osg,jtorresfabra/osg